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Jaelyn Sharp
Chemistry
a dynamic state where two opposing forces are in balance, where two opposite event are occurring at equal rate is
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Homer
Chemistry
What is mitosis in a living cell?
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Margaret Pittman
Chemistry
Which of the following statements is true?
A. Some chemical reactions release energy, and other chemical reactions absorb energy.
B. Chemical reactions, by definition, cannot absorb or release energy.
C. Some chemical reactions release energy, but no chemical reaction can absorb energy.
D. Some chemical reactions absorb energy, but no chemical reaction can release energy.
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Briana Bradford
Chemistry
4 Properties of Bases?
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Karson Greer
Chemistry
Which statement best describes the intermolecular forces between N2
molecules and NH3 molecules in the solid phase?
A. Dipole-dipole forces are the strongest force between N2
molecules, and Van der Waals forces are the strongest between
NH3 molecules
B. Van der Waals forces are the strongest force between N2
molecules and between NH3 molecules.
C. Dipole-dipole forces are the strongest force between N2
molecules and between NH3 molecules.
D. Van der Waals forces are the strongest force between N2
molecules, and hydrogen bonding is the strongest between NHS
molecules
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Cherish Cooke
Chemistry
How many grams of water are needed to react with 485 g of calcium carbide
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Terrence Parks
Chemistry
Water molecules have a strong attraction to each other because of hydrogen bonding, allowing water to move against gravity up a plant's stem through capillary action. True False
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Yadira Cisneros
Chemistry
What happens when an electric field is applied to a very polar molecule?
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Kennedi Cummings
Chemistry
Which particles have approximately the same mass?
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Kelly Kemp
Chemistry
Which observation provided Albert Einstein the clue that he needed to explain the photoelectric effect
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Dylan Little
Chemistry
Which of the followings represents a negatively charged ion
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Jonas Massey
Chemistry
Why do you think plant fossils are less common than body fossils?
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Stein
Chemistry
Why are valence electrons important?
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Matilda Vaughn
Chemistry
A woman carriers her 100-newton child for a distance of 50 meters to the child's
bedroom. How much work does the woman do?
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Karma Krueger
Chemistry
Which statement best describes the compressibility of a gas? A Increasing the temperature of a gas decreases the pressure. B Increasing the temperature of a gas increases the pressure. C Increasing the pressure on a gas decreases the volume. D Increasing the pressure on a gas increases the volume.
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